Group code f-e-e4e9d2d2c-: “airdryer <A> input voltage too high”

Situation

Solution

Not all Air Dryers have voltage too high error

  1. Check power cabling of Air Dryer towards Busbar Fuse Board.

  2. Malfunction Air Dryer. Replace the Air Dryer <A>. See service procedure "Replacement of a Large Air Dryer", or "Removal of the Small Airdryer assembly".

All Air Dryers have voltage too high error

Check for +24V related errors and resolve these first.